Finding the Fourth Proportional to 22,448.66, 30,979.37 and 12,377.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,448.66 : 30,979.37 = 12,377.46 : x
2. Step 2: Convert to fraction form
   22,448.66/30,979.37 = 12,377.46/x
3. Step 3: Cross multiply
   22,448.66x = 30,979.37 × 12,377.46
4. Step 4: Simplify right side
   22,448.66x = 383,445,913.00
5. Step 5: Solve for x
   x = 383,445,913.00/22,448.66
6. Step 6: Final answer
   x = 17,081.02